"I really appreciate the intuitive interface, ease of use and pertinent calculations powerOne puts as close as my pocket."
- Greg Gibbons, NC

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PowerOne® is a different kind of calculator that helps you perform repetitive calculations quickly and accurately.

  • "The crème de la crème of calculators" - AppAdvice
  • "Incredibly powerful tool for calculations of all kinds." - Smokin' Apps
  • "You need this calculator. It's miles better than the competition." - Robert Burns
  • "…sets the benchmark for other calculators to reach." - Fred Swan
  • "Not sure how I could do my job without PowerOne." - Arvid Martin
  • "A legend. The best … calculator app I have ever seen." - Worldwide Tech
  • "… PowerOne shines." - Mac Observer


• Quick and accurate. Templates act similar to locked-down mini-spreadsheets that increase accuracy and speed for repetitive calculations. Enter the data you know. PowerOne will calculate the rest.

• Get up and running fast with hundreds of pre-created templates in PowerOne's extensive library. Covers everything: finance, conversions, real estate, business, investing, construction, engineering, health, fitness, and more.

• While some calculations are common, there are millions more specific to you or your business. With PowerOne, it is easy to create powerful templates of your own using our intuitive language. You, your team, and your customers can perform their own calculations without ever having to think about the math.

• Access PowerOne everywhere. Whether on the go with your Android device or at your desk on the web, PowerOne makes sure your critical calculations are available at your fingertips offline or on.

• Keep everyone on the same page. Share your templates with your team and customers, ensuring that everyone is performing the same error-free calculations every single time.

• Highly customizable. Match your mood and make it the product you want to use every day.